---> uname -a: Linux prd-centos8-docker-8c-8g-13538.novalocal 4.18.0-500.el8.x86_64 #1 SMP Wed Jun 28 00:07:07 UTC 2023 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 8 On-line CPU(s) list: 0-7 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2799.998 BogoMIPS: 5599.99 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-7 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 16G 0 16G 0% /dev tmpfs 16G 0 16G 0% /dev/shm tmpfs 16G 17M 16G 1% /run tmpfs 16G 0 16G 0% /sys/fs/cgroup /dev/vda1 160G 11G 150G 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1012 28277 19 2598 30424 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: eth0: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:20:2d:27 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.232/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86119sec preferred_lft 86119sec inet6 fe80::f816:3eff:fe20:2d27/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:25:ab:d7:80 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 07/29/2026 _x86_64_ (8 CPU) 05:17:20 LINUX RESTART (8 CPU) 05:18:01 AM tps rtps wtps bread/s bwrtn/s 05:19:01 AM 204.60 7.75 196.85 1433.41 7823.58 05:20:00 AM 212.03 4.00 208.02 954.39 14835.72 05:20:01 AM 13.38 1.91 11.46 40.76 626.75 05:21:01 AM 109.87 1.47 108.40 386.87 6929.63 05:22:01 AM 60.90 1.30 59.60 112.90 4887.37 Average: 145.55 3.62 141.93 715.93 8526.22 05:18:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:19:01 AM 29424976 31213556 3228396 9.89 2688 2108252 1439052 4.27 151796 2633624 272044 05:20:00 AM 27813672 29825572 4839700 14.82 2688 2322864 2835332 8.41 187876 4159832 104080 05:20:01 AM 27822516 29836820 4830856 14.79 2688 2325108 2745924 8.15 199612 4139996 106324 05:21:01 AM 27363436 29551576 5289936 16.20 2688 2493712 2801488 8.31 238496 4537852 85464 05:22:01 AM 28922180 31121332 3731192 11.43 2688 2503492 1475864 4.38 432464 2790320 9340 Average: 28269356 30309771 4384016 13.43 2688 2350686 2259532 6.70 242049 3652325 115450 05:18:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:19:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:19:01 AM eth0 120.34 78.24 1356.50 16.18 0.00 0.00 0.00 0.00 05:19:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:20:00 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:20:00 AM eth0 274.88 243.17 2220.13 67.04 0.00 0.00 0.00 0.00 05:20:00 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:20:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:20:01 AM eth0 2.55 3.18 0.58 1.49 0.00 0.00 0.00 0.00 05:20:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:21:01 AM lo 1.05 1.05 0.12 0.12 0.00 0.00 0.00 0.00 05:21:01 AM eth0 204.18 175.02 1588.73 43.10 0.00 0.00 0.00 0.00 05:21:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:22:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:22:01 AM eth0 143.90 139.80 77.93 168.68 0.00 0.00 0.00 0.00 05:22:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.26 0.26 0.03 0.03 0.00 0.00 0.00 0.00 Average: eth0 184.05 157.49 1296.30 73.32 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 07/29/2026 _x86_64_ (8 CPU) 05:17:20 LINUX RESTART (8 CPU) 05:18:01 AM CPU %user %nice %system %iowait %steal %idle 05:19:01 AM all 8.83 0.00 1.10 2.07 0.05 87.95 05:19:01 AM 0 7.75 0.00 0.72 5.42 0.05 86.06 05:19:01 AM 1 9.87 0.00 1.22 0.18 0.05 88.68 05:19:01 AM 2 10.20 0.00 1.00 0.25 0.07 88.48 05:19:01 AM 3 2.96 0.00 0.70 1.92 0.05 94.37 05:19:01 AM 4 18.08 0.00 1.47 0.45 0.03 79.97 05:19:01 AM 5 5.86 0.00 0.92 0.53 0.02 92.67 05:19:01 AM 6 10.47 0.00 1.48 0.15 0.03 87.86 05:19:01 AM 7 5.42 0.00 1.29 7.68 0.07 85.54 05:20:00 AM all 24.50 0.00 1.52 0.94 0.08 72.97 05:20:00 AM 0 36.30 0.00 2.21 1.13 0.07 60.29 05:20:00 AM 1 16.07 0.00 1.08 0.03 0.09 82.73 05:20:00 AM 2 33.28 0.00 1.56 1.58 0.07 63.51 05:20:00 AM 3 24.88 0.00 1.50 1.84 0.09 71.70 05:20:00 AM 4 24.75 0.00 1.42 0.12 0.05 73.65 05:20:00 AM 5 24.54 0.00 1.29 0.53 0.10 73.54 05:20:00 AM 6 19.97 0.00 2.18 2.03 0.09 75.74 05:20:00 AM 7 16.26 0.00 0.89 0.22 0.09 82.53 05:20:01 AM all 44.28 0.00 1.84 0.00 0.08 53.80 05:20:01 AM 0 68.79 0.00 2.55 0.00 0.64 28.03 05:20:01 AM 1 51.61 0.00 1.29 0.00 0.00 47.10 05:20:01 AM 2 3.18 0.00 0.64 0.00 0.00 96.18 05:20:01 AM 3 6.41 0.00 2.56 0.00 0.00 91.03 05:20:01 AM 4 83.23 0.00 3.87 0.00 0.00 12.90 05:20:01 AM 5 5.73 0.00 0.64 0.00 0.00 93.63 05:20:01 AM 6 69.03 0.00 0.65 0.00 0.00 30.32 05:20:01 AM 7 66.88 0.00 2.55 0.00 0.00 30.57 05:21:01 AM all 42.30 0.00 1.59 0.29 0.09 55.73 05:21:01 AM 0 46.65 0.00 1.55 0.50 0.08 51.21 05:21:01 AM 1 46.42 0.00 1.60 0.20 0.10 51.67 05:21:01 AM 2 43.47 0.00 1.45 0.25 0.10 54.73 05:21:01 AM 3 38.60 0.00 1.87 0.32 0.10 59.11 05:21:01 AM 4 40.77 0.00 1.49 0.03 0.08 57.63 05:21:01 AM 5 33.69 0.00 1.41 0.25 0.08 64.57 05:21:01 AM 6 45.24 0.00 1.50 0.23 0.08 52.94 05:21:01 AM 7 43.54 0.00 1.84 0.55 0.10 53.97 05:22:01 AM all 14.42 0.00 1.28 0.14 0.06 84.10 05:22:01 AM 0 9.79 0.00 0.73 0.10 0.07 89.31 05:22:01 AM 1 28.80 0.00 1.79 0.32 0.07 69.04 05:22:01 AM 2 12.84 0.00 1.12 0.00 0.07 85.97 05:22:01 AM 3 9.02 0.00 1.19 0.32 0.05 89.43 05:22:01 AM 4 19.67 0.00 1.94 0.12 0.07 78.21 05:22:01 AM 5 5.92 0.00 0.99 0.17 0.05 92.87 05:22:01 AM 6 19.63 0.00 1.60 0.03 0.07 78.66 05:22:01 AM 7 9.69 0.00 0.85 0.07 0.05 89.34 Average: all 22.64 0.00 1.37 0.85 0.07 75.06 Average: 0 25.33 0.00 1.31 1.78 0.07 71.51 Average: 1 25.52 0.00 1.42 0.18 0.08 72.80 Average: 2 24.74 0.00 1.28 0.51 0.08 73.39 Average: 3 18.74 0.00 1.32 1.09 0.07 78.78 Average: 4 26.19 0.00 1.59 0.18 0.06 71.98 Average: 5 17.37 0.00 1.15 0.37 0.06 81.05 Average: 6 24.14 0.00 1.68 0.60 0.07 73.52 Average: 7 19.07 0.00 1.23 2.13 0.08 77.50